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December Normals for Swisher, IA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 23 38 30 0.07 35 0 2 22 38 30 0.07 35 0 3 22 37 30 0.06 35 0 4 22 37 29 0.06 36 0 5 21 36 29 0.06 36 0 6 21 36 28 0.06 37 0 7 20 35 28 0.06 37 0 8 20 35 28 0.05 37 0 9 20 35 27 0.05 38 0 10 19 34 27 0.05 38 0 11 19 34 26 0.05 39 0 12 18 34 26 0.05 39 0 13 18 33 26 0.05 39 0 14 18 33 25 0.05 40 0 15 17 32 25 0.05 40 0 16 17 32 25 0.04 40 0 17 17 32 24 0.04 41 0 18 16 32 24 0.04 41 0 19 16 31 24 0.04 41 0 20 16 31 23 0.04 42 0 21 15 31 23 0.04 42 0 22 15 30 23 0.04 42 0 23 15 30 23 0.04 42 0 24 15 30 22 0.04 43 0 25 14 30 22 0.04 43 0 26 14 30 22 0.04 43 0 27 14 29 22 0.04 44 0 28 13 29 21 0.04 44 0 29 13 29 21 0.04 44 0 30 13 29 21 0.04 44 0 31 13 29 21 0.04 44 0 Month 17 33 25 1.48 1241 0 Data Controls Monthly: January February March April May June July August September October November December   | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather